SpringerLink (Online service), Ober, I., & Ober, I. (2012). SDL 2011: Integrating System and Software Modeling: 15th International SDL Forum Toulouse, France, July 5-7, 2011. Revised Papers. Springer Berlin Heidelberg : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Iulian Ober, και Ileana Ober. SDL 2011: Integrating System and Software Modeling: 15th International SDL Forum Toulouse, France, July 5-7, 2011. Revised Papers. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2012.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. SDL 2011: Integrating System and Software Modeling: 15th International SDL Forum Toulouse, France, July 5-7, 2011. Revised Papers. Springer Berlin Heidelberg : Imprint: Springer, 2012.
